Improve the appearance and performance of your freight cars! Jeff Wilson shows modelers how to improve ready-to-run and kit HO and N freight cars both visually and operationally with upgraded details, wheels, couplers, and loads. These how-to-tips apply to both the cars pictured in the book and the readers' own HO, N, O, and G scale cars. Perfect for intermediate model railroaders hoping to improve their equipment. Packed with step-by-step color photos.